[SR-Users] Suggestion for VOIP Solution

[Vijay Thakur]

Hi All List Members,

I have worked on kamailio for one year.  It is a great open source Skype 
like solution.
Now i have to deploy a new solution with new requirements.  Kindly 
suggest that what will be
the best open source application will fulfill my requirements. I need 
the following facilities:

(1) Call Recording (Outbound/Inbound)
(2)  On Demand Recording
(3) Dictation Service
(4) Complex Inbound Routing
(5) IVR (Interactive Voice Response)
(6) Auto Attendant
(7) Client Recordings Mgmt & Playback Portal
(8) Multi-level Client hierarchy / Subscription Plans
(9) Voicemail
(10) Time based Routing (Message Box)
(11) Call Queuing & Conferencing
(12) Bulk Download & Emailing
(13) Call Whisper
(14) Smartphone apps (SIP clients)

Regards,

/